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NASA: Navigation failure caused the mission of the "Wit" Mars helicopter to end. NASA said on December 11 that the investigation and evaluation of the "Wit" Mars helicopter showed that the navigation system failure was the cause of the rotor damage and the end of the mission during its landing. The "Wit" helicopter landed on Mars with the American "Perseverance" rover on February 18th, 2021. It weighs about 1.8 kilograms, has four rotors, and is powered by solar panels for lithium batteries. On April 19th of the same year, Wit completed its first flight on Mars. On January 18th this year, Wit made its 72nd and last flight to Mars. Because its rotor blades were damaged during the landing, it could not fly again, and NASA announced the end of its mission. On the 11th, NASA announced the investigation results of the last flight of Wit. The evaluation shows that the navigation system of "Wit" can't provide accurate data during its flight, causing a series of failures, leading to the end of its mission. (Xinhua News Agency)Behind the cheers of the shooting of American medical insurance executives: blood-sucking insurance companies and the new threat of "ghost guns", the suspect who shot and killed a senior executive of an American medical insurance company in the streets of new york City was arrested on the 9th. Police said on the 11th that a number of evidences have confirmed the criminal facts of suspect Luigi Man Ghione. After the shooting, the American public's anger against medical insurance companies broke out on the Internet, and the "ghost gun" 3D printed pistol used by the suspect also showed that the problem of gun proliferation in the United States became increasingly difficult to solve. Agence France-Presse reported that since Thompson was shot, the voice of ridicule and satire has flooded the Internet, and the lack of sympathy has become the mainstream sentiment of the public, which reflects the dissatisfaction and anger of Americans towards the medical system. (CCTV)Xia Yiping's internal letter was alleged to have been copied from Weilai Li Bin. Xia Yiping, CEO of Jiyue, released an internal letter on the afternoon of 11th, acknowledging that the company was encountering difficulties and needed to adjust immediately. Some netizens pointed out that part of Xia Yiping's internal letter copied the internal letter of Weilai Li Bin in 2023. Xia Yiping's internal letter mentioned that the following four things must be done well in the new entrepreneurial period: 1. Adhere to the long-term investment in core technologies to maintain the leading edge; 2. Strengthen sales and service capacity building to cope with fierce market competition; 3. Merge departments and posts with duplicate functions and change inefficient internal workflow; 4. Reduce projects that cannot improve financial performance in the short term. In 2023, Li Bin's internal letter also mentioned: ensure long-term investment in core key technologies and maintain the leading edge of technology and products; Ensure that sales and service capabilities can cope with fierce market competition; Ensure that 9 core products of 3 brands are listed as scheduled; Organize efficiency improvement, merge redundant departments and posts, change inefficient internal workflow and division of labor, and cancel inefficient posts; Improve the efficiency of resources, postpone and reduce the project investment that can not improve the company's financial performance within 3 years. (Sina Technology)

Noon announcement: Southeast Power Grid won the bid for the 489 million yuan smart logistics eHub project in Hangzhou, ① China Green Power: obtaining the 200,000 kW wind power construction index in Guizhou. The projects of "duyun city Pingshan Wind Farm" and "duyun city Tudizhai Wind Farm" declared by Shaanxi Branch of Luneng New Energy (Group) Co., Ltd., a subsidiary of the company, were included in the "Guizhou Province 2024 Wind Power Photovoltaic Power Generation Construction Scale Project Plan (the third batch)". The acquisition of the above new energy construction indicators is conducive to enriching the company's new energy project reserves. ② Tianyoude Liquor: Decided to carry out activities to invite shareholders to taste products. As of the company's closing on the afternoon of January 19, June 6 and August 13, 2024, shareholders who have registered in Shenzhen Branch of Zhongdeng Company and hold shares in the company can participate in the following activities after successful registration: shareholders can enjoy a 50% discount coupon, and as a general prize, each shareholder can get one, and they can buy products in the shareholder area; One shareholder tasting of Tianyoude Liquor, totaling 3,500 copies, was selected from the number of successful applicants. ③ Tailin Bio: Only the last half trading day is left before the "Tailin Convertible Bonds" stops converting shares, that is, the afternoon trading session on December 12. After the market closes on December 12th, the "Tailin Convertible Bonds" that have not been converted into shares will stop conversion, and the remaining convertible bonds will be forcibly redeemed at the price of 101.15 yuan per share. If forced to redeem, investors may face investment losses. ④ Southeast grid: The company recently received the Notice of Winning Bid from Zhejiang Airport International Logistics Supply Chain Co., Ltd., and determined that the company was the winning bidder of "Global Smart Logistics Hub Hangzhou eHub Project (Distribution Warehouse)", with a total winning bid of 489 million yuan, accounting for 3.76% of the company's annual operating income in 2023, and the project duration was 730 days.Black hand again! The United States will raise import tariffs on solar polysilicon, silicon wafers and some tungsten products in China from the beginning of next year. The Office of the US Trade Representative issued a statement saying that the United States will raise import tariffs on solar polysilicon, silicon wafers and some tungsten products imported from China from the beginning of next year after a four-year review by the Biden administration. The tariff rate of silicon wafer and polysilicon will be increased to 50%, and the tariff rate of some tungsten products will be increased to 25%. These tariff increases will take effect on January 1, 2025. (Cailian)Chinese brokerage stocks in Hong Kong stocks rose by more than 13%, while Chinese brokerage stocks in Hong Kong stocks rose by more than 13%, China Merchants Securities rose by more than 6%, and Everbright Securities, CITIC Securities, CICC and china galaxy followed suit.

Another member of South Korea's ruling party said he would vote to impeach President Yoon.What is the significance of index funds being included in the list of individual pension funds? E Fund: To build an ecology of "long money and long investment", E Fund said that personal pensions will be rolled out nationwide. First, personal pensions will benefit more residents, which will help raise residents' awareness of pension reserves and promote pension planning and investment concepts to be more deeply rooted in the hearts of the people. Second, it is conducive to further improving the multi-level and multi-pillar pension system and promoting the sustainable development of China's pension system. Third, it is expected to bring more medium and long-term funds to the capital market and help the high-quality development of the financial market.The Thai government plans to launch digital wallet distribution in 2025.